Choose the
incorrect answer, then give
the right answer and the
reason!
TOEFL EXERCISES 2
1.
The Kodak was the first camera designed specifically for both mass production or
A B C D
amateur use.
2.
Coral reefs are limestone formations
composed of tiny sea organisms and the remains.
A B C D
3.
Most
slugs and snails breathe using a lung which opens through a small
hole
A B
In the side of its bodies.
C D
4. Frogs get much of their
oxygen by means blood capillaries
in the surface
A
B C
Of the skin
D
5. The brain is made up of 100 millions of neurons that differ from each other greatly
A B C
In size and shape
D
6. During the 1700s, Philadelphia developed into
the most wealthy city in the
A B C
American
colonies
D
7. Octopuses have not only large brains and
also a well-developed
nervous system
A B C D
8. Science is the process of gathering
knowledge and answering questions about the
A B C
world and how works it.
D
9. The development of voice
recognition will enable the computer to respond to
A B C
commands spoken.
D
10. Nails act as a hard base for
the sensitive skin of the fingertips and toe tips to press
A B
against , so they may help our sensitively to touch.
C
D
Answer :
No. 1
The incorrect answer : D. or
The right answer : and
The reason : because both refers two things together.
No. 2
The incorrect answer : D. the remains
The right answer : their remains
The reason : because the organisms should
use plural pronoun their.
No. 3
The incorrect answer : D. its bodies
The right answer : their bodies
The reason : the word "it" refers
to the snails and slugs body so the correct answer should be "their"
because slugs and snails are plural.
No. 4
The incorrect answer : C. in the surface
The right answer : on the surface
The reason : the word "on" is the preposition of
a place used to refer the frog's skin surface.
No. 5
The incorrect answer : B. 100 millions of
neurons
The right answer : 100 million neurons
The reason : the preposition of is not
needed.
No.6
The incorrect answer : C. most wealthy
The right answer : wealthiest
The reason : because it s two-syllable
adjectives are made into superlatives by using “-iest”.
No. 7
The incorrect answer : B. and
The right answer : but
The reason : “but” is used to show contrast
or differences.
No. 8
the incorrect answer : D. works it
the right answer : it works
the reason
because "How it works" is a noun clause.
No. 9
The incorrect answer : D. commands spoken
The right answer : command spoken
The reason : because it refer to the voice
recognition, and it is in singular form. So, it should be more suitable if we
use singular noun “command".
No. 10
the incorrect answer : sensitevly
the right answer : sensitivity
the reason : because sensitivity refers to
human’s part body, fingertips and toe tips.
